某发动机装药结构完整性分析
Aero Weaponry（2012）
Abstract
基于三维粘弹性有限元模型,应用MSC/NASTRAN软件对某发动机分别在固化降温、燃气内压载荷条件下的装药结构完整性进行分析,并对该发动机在固化降温、燃气内压两种载荷联合作用下的装药结构完整性进行评估。结果表明,该发动机的装药结构完整性满足要求。
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Key words
NASTRAN,solid rocket motor,grain structural integrity,viscoelasticity,finite element model
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